Swansea Coroner's Office has told ITV News that further tests will now be carried out on Gareth Colfer-Williams, which are expected to take six to eight weeks.
His family have raised questions about the medical care he received in the days before his death.
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The much-loved local character, who had lived on the city's streets for decades, died in hospital this week after falling ill.
The Wales Deaf Rugby team take on England today at the Cardiff Arms Park
A shopper has received a community order after he admitted uploading an explicit image to an iPad at a Tesco supermarket in Swansea.